<!DOCTYPE html>
<html lang="zh-CN">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>tank</title>
	<link rel="stylesheet" type="text/css" href="tank.css">
	<script type="text/javascript" src="tank.js"></script>
</head>
<body>
	<div id="border"><!-- 坦克移动的范围，只能在这个DIV里面移动 -->
		<div id="tank"><!-- 画坦克的DIV -->
			<div id="tank-head"></div>
			<div id="tank-bar"></div>
		</div>
	</div>
</body>
</html>